Outer tube for process tube for manufacturing semiconductor wafers



FIG. 1 is perspective view of an outer tube for process tube for manufacturing semiconductor wafers showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a right side thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a cross-sectional view taken along line 8-8 of FIG. 6.

The broken lines shown in the drawings represent portions of the outer tube for process tube for manufacturing semiconductor wafers that form no part of the claimed design. 

CLAIM The ornamental design for an outer tube for process tube for manufacturing semiconductor wafers, as shown and described. 